"Lamarch" he wrote "first did the eminent service of arousing attention to the probability of evolutionary change being the result of law, and not of miraculous, or divine, intervention".

BBC: Part Three - France and the World

Now in his 70s, Krause is resolved to keep up his field work, if need be by capturing soundscapes with digital recorders tucked into his pockets or tiny mics attached to his shoulders to avoid arousing unwanted attention.

CNN: Meet the man recording the sound of extinction